The SEDRIS Data Representation Model
Section 1 - INTRODUCTION

1.1 Overview

This document addresses the description and organization of the SEDRIS Data Representation Model (DRM) and the constraints that place restrictions on the practical use of specific elements of the DRM.

1.2 Prerequisites

It is recommended that the following documents from the SEDRIS Technology Documentation Set (see Section 1.2) be reviewed prior to reading this document.

  • Part 3: SEDRIS Basics

  • Part 4, Volume 1: Technical Overview

1.3 For Additional Information on SEDRIS

This document is part of a larger set of overview and technical documents on SEDRIS, the Technology Documentation Set. The Technology Documentation Set describes the why, what, and how of SEDRIS.

The Technology Documentation Set, listed below, is available at the SEDRIS web site (www.sedris.org). An overview of the contents of each "part" of the documentation set is provided in Part 1. A detailed description of the individual "volumes" contained in Part 4 is provided in Volume 1.

1.4 Document Conventions and Notations

Throughout the SEDRIS Technology Documentation Set, special conventions and notations are implemented in the written text of documents to distinguish between and add emphasis to various computer-related or SEDRIS-specific terms. The table below defines these conventions and notations.

CONVENTION EXAMPLES DEFINITIONS
Reverse video
_Open_
window buttons/selections/choices/etc.
<Key or Class> <Shift> keys on the keyboard
<Colour Data> SEDRIS DRM class names
Courier font src/lib/api_impl/ ... directory, file, transmittal, library names
gmake env command line input
"false" variable names, values, and coding examples
italics www.sedris.org Internet addresses
gmake software, window, mode, function, option, etc. names
Part 1: Intro to document/section titles
not always for emphasis
"quotes" "generic" highlight or call attention to


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Last updated: July 26, 2006 Copyright © 2006 SEDRIS